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<h1 id="winmerge-216522-release-notes">WinMerge 2.16.52.2 Release
Notes</h1>
<ul>
<li><a href="#about-this-release">About This Release</a></li>
<li><a href="#what-is-new-in-216522">What Is New in 2.16.52.2</a></li>
<li><a href="#what-is-new-in-21652">What Is New in 2.16.52</a></li>
<li><a href="#what-is-new-in-21651-beta">What Is New in 2.16.51
beta?</a></li>
<li><a href="#known-issues">Known issues</a></li>
</ul>
<p>November 2025</p>
<h2 id="about-this-release">About This Release</h2>
<p>This is a WinMerge 2.16.52.2 stable release. This release replaces
earlier WinMerge stable releases as a recommended release.</p>
<p>Please submit bug reports to our bug-tracker.</p>
<h2 id="what-is-new-in-216522">What Is New in 2.16.52.2</h2>
<h3 id="appearance">Appearance</h3>
<ul>
<li>Match title bar text color to Windows using a 190 luminance
threshold.</li>
</ul>
<h3 id="file-compare">File compare</h3>
<ul>
<li>BugFix: [Bug] The configuration of tabulations is not working
correctly (#3015)</li>
<li>BugFix: Tab size set to &#39;1&#39; and &#39;insert spaces&#39; causes redraw
failures in &#39;File Compare&#39; window. (#3047)</li>
<li>Update request: List of MATLAB specific keywords (#3040)</li>
</ul>
<h3 id="folder-compare">Folder compare</h3>
<ul>
<li>Set the default thread count for folder comparison to 4.</li>
</ul>
<h3 id="filters-dialog">Filters dialog</h3>
<ul>
<li>BugFix: Newly added or installed filters were incorrectly flagged as
missing after selection.</li>
</ul>
<h3 id="options-dialog">Options dialog</h3>
<ul>
<li>Request to resize text boxes and button (#3017)</li>
</ul>
<h3 id="manual">Manual</h3>
<ul>
<li>Typo in Help/FAQ (#3016)</li>
<li>Docs: Add comprehensive translation contribution guide (PR
#3023)</li>
</ul>
<h3 id="translations">Translations</h3>
<ul>
<li>Translation updates:
<ul>
<li>Bulgarian (PR #3006)</li>
<li>Chinese Simplified (PR #3011)</li>
<li>Chinese Traditional (PR #3008)</li>
<li>French (PR #3024)</li>
<li>German (PR #3018)</li>
<li>Hungarian (PR #3022)</li>
<li>Japanese</li>
<li>Korean (PR #3007)</li>
<li>Lithuanian (PR #3019)</li>
<li>Polish (PR #3014)</li>
<li>Portuguese (PR #3046)</li>
<li>Turkish (PR #3020)</li>
<li>Russian (PR #3045)</li>
</ul></li>
</ul>
<h2 id="what-is-new-in-21652">What Is New in 2.16.52</h2>
<h3 id="general">General</h3>
<ul>
<li>BugFix: Fixed an issue where leftover WinMerge temporary folders
were not properly deleted on the next application exit (since version
2.16.51).</li>
<li>[Feature request] Alternate hotkeys for tab navigation (#2942)</li>
<li>Disabled darkmodelib in the ARM64 build due to an unresolved crash
issue.</li>
</ul>
<h3 id="binary-compare">Binary compare</h3>
<ul>
<li>BugFix: Ctrl-W in Hex View : Close window? (#2294)</li>
</ul>
<h3 id="folder-compare-1">Folder compare</h3>
<ul>
<li>BugFix: Round timestamps before comparing to ensure consistent
1-second precision (#2973)</li>
<li>Add toDateStr filter function.</li>
<li>Add option for specifying additional comparison conditions (PR
#2963)</li>
<li>Add support for prop, leftprop, middleprop, and rightprop functions
in filter expressions (PR #2974)</li>
<li>Add &quot;Existence&quot; folder comparison method (PR #2980)</li>
</ul>
<h3 id="translations-1">Translations</h3>
<ul>
<li>Translation updates:
<ul>
<li>Brazilian (PR #2981,#2977,#2995)</li>
<li>Chinese Simplified (PR #2978,#2991,#2996)</li>
<li>Corsican (PR #2999)</li>
<li>Italian (PR #2976,#2982,#2998)</li>
<li>Japanese</li>
<li>Korean (PR #2993)</li>
<li>Lithuanian (PR #2975,#2986,#2997)</li>
<li>Portuguese (PR #2971)</li>
<li>Polish (PR #2972,#2979,#3003,#3005)</li>
<li>Turkish (PR #2992)</li>
<li>Russian (PR #2983)</li>
</ul></li>
</ul>
<h2 id="what-is-new-in-21651-beta">What Is New in 2.16.51 Beta</h2>
<h3 id="general-1">General</h3>
<ul>
<li>BugFix: The document does not scroll with the mouse if the documents
are identical. Or the text input cursor jumps to unequal lines.
(#2939)</li>
</ul>
<h3 id="appearance-1">Appearance</h3>
<ul>
<li>Initial dark mode support via darkmodelib (PR #2834,#2885)</li>
<li>Improved header bar to reduce flicker</li>
</ul>
<h3 id="file-compare-1">File compare</h3>
<ul>
<li>Add option to ignore line breaks (treat as spaces) (refs #373) (PR
#2945)</li>
</ul>
<h3 id="folder-compare-2">Folder compare</h3>
<ul>
<li>Fixed an issue where adding exclusions via [Add Exclude File] -&gt;
[Editor Backup Files] incorrectly excluded most files.</li>
</ul>
<h3 id="filters-dialog-1">Filters dialog</h3>
<ul>
<li>Allow resizing of filters window using MFC Dynamic Layout (#509) (PR
#2907)</li>
</ul>
<h3 id="options-dialog-1">Options dialog</h3>
<ul>
<li>Allow saving modified colors as new scheme (#1180) (PR #2908)</li>
</ul>
<h3 id="translations-2">Translations</h3>
<ul>
<li><p>Translation updates:</p>
<ul>
<li>Brazilian (#2886,#2910,#2951)</li>
<li>Chinese Simplified (PR #2889,#2916,#2952)</li>
<li>Corsican (PR #2915)</li>
<li>French (PR #2887,#2938,#2969)</li>
<li>Hungarian (PR #2909,#2948)</li>
<li>Italian (PR #2892,#2911,#2956)</li>
<li>Japanese</li>
<li>Korean (PR #2913,#2934,#2950)</li>
<li>Lithuanian (PR #2912,#2936,#2953)</li>
<li>Portuguese (PR #2928)</li>
<li>Polish (PR #2929,#2930,#2931)</li>
<li>Russian (PR #2890,#2919,#2920,#2933,#2944,#2949)</li>
<li>Spanish (PR #2961)</li>
<li>Swedish</li>
<li>Turkish (PR #2906,#2914,#2957)</li>
<li>Ukrainian (PR #2932,#2937,#2954)</li>
</ul></li>
</ul>
<h3 id="internals">Internals</h3>
<ul>
<li>Refactor/use bindoption (PR #2955)</li>
</ul>
<h2 id="known-issues">Known issues</h2>
<ul>
<li>Pressing OK in the Options window while the INI file specified by
/inifile is open for comparison in WinMerge may corrupt the file.
(#2685)</li>
<li>Suggestion to make the result of image comparison more reliable
(#1391)</li>
<li>Crashes when comparing large files (#325)</li>
<li>Very slow to compare significantly different directories (#322)</li>
<li>Vertical scrollbar breaks after pasting text (#296)</li>
</ul>
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